National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

85°F

29°C

Humidity 45%
Wind Speed W 9 G 16 mph
Barometer 30.01 in (1015.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 May 6:56 pm EDT
Extended Forecast for

2 Miles SW Grant Mills NY

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southwest wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. North wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 62. North wind around 6 mph.

    High: 62 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Light northeast wind.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. Southwest wind around 6 mph.
Wednesday
A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 42. North wind around 7 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 62. North wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 40. Light northeast wind.
Friday
Partly sunny, with a high near 62.
Friday Night
Showers likely, mainly after 2am. Cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
Showers. High near 51. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 42. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
2:39 pm EDT May 19, 2026
Forecast Valid:
7pm EDT May 19, 2026-6pm EDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation